diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..34d92e4
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,8 @@
+---
+# https://docs.github.com/en/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file#package-ecosystem
+version: 2
+updates:
+  - package-ecosystem: gitsubmodule
+    directory: /
+    schedule:
+      interval: daily